Elements Of Remote Sensing Which one of the following quantities forms the basis of radiometry? Radiant energy (Q) Radiant intensity (I) Radiant flux (φ) All of these Radiant energy (Q) Radiant intensity (I) Radiant flux (φ) All of these ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂); Both (A) and (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Neither (A) nor (B) The angle of incidence is equal to the angle of refraction Both (A) and (B) The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi Neither (A) nor (B) The angle of incidence is equal to the angle of refraction ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Sensor IFOV is proportional to: sec² cos² sin² tan² sec² cos² sin² tan² ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing The changes in the reflectivity/emissivity with time, is called: Spatial variation None of these Temporal variation Spectral variation Spatial variation None of these Temporal variation Spectral variation ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Orbital radius of GPS satellites is approximately: 15,200 km 18,400 km 36,000 km 26,600 km 15,200 km 18,400 km 36,000 km 26,600 km ANSWER DOWNLOAD EXAMIANS APP
Elements Of Remote Sensing Which one of the following factors does not affect the scale of the air photographs? Flying height Ground elevation Focal length None of these Flying height Ground elevation Focal length None of these ANSWER DOWNLOAD EXAMIANS APP